| 2023 Hardiness Zone: | Zone 6b: -5°F to 0°F | |
| 2012 Hardiness Zone: | Zone 6a: -10°F to -5°F Zone 6b: -5°F to 0°F | |
| 1990 Hardiness Zone: | Zone 6a: -10F to -5F | |
| Average First Frost Date: | Oct. 11 - Oct. 20 | |
| Average Last Frost Date: | Apr. 21 - Apr. 30 | |
| Koppen-Geiger Climate Zone: | Dfa - Humid Continental Hot Summers | |
| Ecoregion: | 27d - Wellington-McPherson Lowland | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 61 - 90 days Over 86°F |
Annual Climate Data for ZIP Code 67460 - McPherson, KS | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 18 | 22 | 31 | 41 | 52 | 62 | 68 | 66 | 57 | 44 | 31 | 21 | 43 |
| Avg Max Temp (°F) | 39 | 47 | 57 | 67 | 76 | 87 | 92 | 90 | 82 | 70 | 54 | 43 | 67 |
| Avg Precip (In.) | .74 | 1.01 | 2.73 | 2.75 | 4.7 | 4.45 | 3.81 | 3.53 | 2.88 | 2.35 | 1.74 | .96 | 31.65 |